Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    05-09-2024 01:04

General

  • Target

    212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe

  • Size

    1.0MB

  • MD5

    c7dd9b2410b46369b1a20b31d3f3e887

  • SHA1

    52eb658337922174094607d0a5d1993ff2f9b04c

  • SHA256

    212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4

  • SHA512

    1b89a6a0fdb4acfc68dbd88e0285bc1160a34c2186ba54ea8abc8546113500a77ac6dab0cf876b8da9ac1bb919f0c38642652d2da3d9c690e0260b8d080b80fe

  • SSDEEP

    24576:I8aALcnYNa9JNwPwz6gIpBRvh6JK0W8Ut1KXxo:p+YIP6Yz6gIvRYJK0st1Ux

Malware Config

Extracted

Family

remcos

Botnet

Ghost001

C2

ghost360.zapto.org:4190

Attributes
  • audio_folder

    MicRecords

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-ZVGYRU

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 25 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe
    "C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:292
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3000
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\wiuybPkyePLh.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2720
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\wiuybPkyePLh" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD3C3.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2740
    • C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe
      "C:\Users\Admin\AppData\Local\Temp\212ecd5d051954ee43b7da3c5e998dffac460d74ac9ca99607e399015d3067c4.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2640

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpD3C3.tmp

    Filesize

    1KB

    MD5

    f6c25092eba124049e594bbaf465c2a4

    SHA1

    d622a3e2648f640273aa24cef5ad0774113bb68b

    SHA256

    fba2c29721052173d55a2c3dd17945fced8821d65ca5d3b8b9e8b910b41a5c62

    SHA512

    bf487faa47a7fd395fdf69cdeb5baec2545a87d804d3d01bb28b84329867e3bf96a73e63934a04ba578d45c3e3cbbccd4a7fda1c7208bdf9e326cf4e20dee9c3

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

    Filesize

    7KB

    MD5

    5b926b23956de81fda2be95e5c38691d

    SHA1

    157c7099bc39d08f60f40d5093013187cdf1e9f9

    SHA256

    50b8fed2e05fed0fd9ee6093fbc852b4bbccc9d24e326c3d04fafdd9ff334f8c

    SHA512

    77cd677ef025e410bf4a60265f535badd00221d920041be78b5945688e3b07347e6cea192b981c298079e513badedabbeebfe562cd12a340cd8e602b834a98bc

  • memory/292-0-0x000000007451E000-0x000000007451F000-memory.dmp

    Filesize

    4KB

  • memory/292-1-0x0000000000080000-0x0000000000188000-memory.dmp

    Filesize

    1.0MB

  • memory/292-2-0x0000000000470000-0x0000000000488000-memory.dmp

    Filesize

    96KB

  • memory/292-3-0x0000000074510000-0x0000000074BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/292-4-0x000000007451E000-0x000000007451F000-memory.dmp

    Filesize

    4KB

  • memory/292-5-0x0000000074510000-0x0000000074BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/292-6-0x0000000005100000-0x00000000051C0000-memory.dmp

    Filesize

    768KB

  • memory/292-39-0x0000000074510000-0x0000000074BFE000-memory.dmp

    Filesize

    6.9MB

  • memory/2640-38-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-37-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-36-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-35-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2640-33-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-31-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-29-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-27-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-25-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-23-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-21-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2640-19-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB